Age determinations and geological studies contents: part 1, age determinations by the Geological Survey of Canada, isotppic ages, report 3, compiled by J.A. Lowdon, K-Ar measurements on mineral pairs, by R.K. Wanless and J.A. Lowdon, part II, second report of sructural provinces, orogenies, and time-classification of the Canadian Precambrin Shield, by C.H. Stockwell, Topley intrusions, by H.W. Tipper
Contributors: Lowdon, J.A.; Wanless, R.K.; Stockwell, C.H.; Tipper, H.W.
Publisher: Dept. of Mines and Technical Surveys
Place of publication: Ottawa
Language: eng
Number of pages: 140
Subjects: Geological time
Notes: 11